import {
  login,
  logout,
  getInfo
} from '@/api/account'
import {
  getToken,
  setToken,
  removeToken
} from '@/utils/auth'
import {
  resetRouter
} from '@/router'

const state = {
  token: getToken(),
  name: '',
  avatar: ''
}

const mutations = {
  SET_TOKEN: (state, token) => {
    state.token = token
  },
  SET_NAME: (state, name) => {
    state.name = name
  },
  SET_AVATAR: (state, avatar) => {
    state.avatar = avatar
  }
}

const actions = {
  // account login
  login({
    commit
  }, accountInfo) {
    const {
      loginName,
      password
    } = accountInfo
    return new Promise((resolve, reject) => {
      login({
        loginName: loginName.trim(),
        password: password
      }).then(response => {
        const {
          data
        } = response
        commit('SET_TOKEN', data.token)
        setToken(data.token)
        resolve()
      }).catch(error => {
        reject(error)
      })
    })
  },

  // get account info
  getInfo({
    commit,
    state
  }) {
    return new Promise((resolve, reject) => {
      getInfo(state.token).then(response => {
        const {
          data
        } = response

        if (!data) {
          reject('Verification failed, please Login again.')
        }

        const {
          nick,
          avatar
        } = data

        commit('SET_NAME', nick)
        commit('SET_AVATAR', avatar)
        resolve(data)
      }).catch(error => {
        reject(error)
      })
    })
  },

  // account logout
  logout({
    commit
  }) {
    return new Promise((resolve, reject) => {
      logout().then(() => {
        commit('SET_NAME', '')
        commit('SET_AVATAR', '')
        commit('SET_TOKEN', '')
        removeToken()
        resetRouter()
        resolve()
      }).catch(error => {
        reject(error)
      })
    })
  },

  // remove token
  resetToken({
    commit
  }) {
    return new Promise(resolve => {
      commit('SET_TOKEN', '')
      removeToken()
      resolve()
    })
  }
}

export default {
  namespaced: true,
  state,
  mutations,
  actions
}
